(3) 以前は,海外旅行は楽しいものであったが, 今
ではストレスが多くて, 危険になることさえある。
「解答
Traveling abroad [overseas / in for-
eign countries / to_foreign countries}-
used to be enjoyable [fun/ pleasant_/
pleasurable / interesting], but now [nowa-
days()/ these days()] it is very stress-
ful and might [could / may] even be
dangerous.
別解1
In the past(,) you could enjoy trav-
eling abroad, but now it makes you feel
very stressed_and sometimes puts you
even in danger.
別解2 Traveling abroad used to be a won-
derful [a good_/ an excellent] experi-
ence, but nowadays(,) [these
days()] it
gives you a lot of stress and might [could
1may] even involve danger [expose you
to danger].